{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["application", "machine or equipment", "biomedical", "engineering feature", "manufacturing process", "enabling technology"], "input": "Therefore , the objective of this study is to control the chemical composition of the deposited metal so that it changes gradually near the interface ."}
{"application": [], "machine or equipment": [], "biomedical": [], "engineering feature": [], "manufacturing process": [], "enabling technology": []}